Friday, December 19, 2014

6881

6881 = 7 x 983. It is the product of two distinct primes (A006881).

6881 is a composite number not ending in 0 that yields a prime when turned upside down (A048889).

The absolute difference between two consecutive digits of 6881 in base 6 (51505) is greater than or equal to 4 (A032988).


Source: OEIS

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